If you have been noticing problems with the battery life of your Windows 8.1 computer or laptop, then you can go ahead and download this hotfix from Microsoft which could solve the problem.

This article describes an feature that saves battery power on a Windows RT 8.1, Windows 8.1, or Windows Server 2012 R2-based computer. The feature is applied in update rollup 2955164, or in hotfix 2955769 that is described in this article and has a prerequisite.

Hotfix made available for download to fix battery problems on Windows 8.1

This hotfix is available for users of the following operating systems:

Windows 8.1 Enterprise

Windows 8.1 Pro

Windows 8.1

Windows RT 8.1

Windows Server 2012 R2 Datacenter, Essentials, Foundation, Standard

You can follow the download link at the end of this article and then follow the instructions provided on the page to download the hotfix. However, make sure that you have installed the KB 2919355 prerequisite file which is needed for the hotfix to work. After you will have requested the hotfix by e-mail, it will be sent to you. You don’t need to choose between platforms, as the system will automatically identify what you’re running.